save project

diy1.py

@@ -11,11 +11,12 @@ while True:
    elif:
         username!=name:
         print("用户错误")
-        
+        print("还有"+str(i)"次机会")
     else:
          userpassword!=password
         print("密码错误")
- if i>3:
+        print("还有"+str(i)"次机会")
+  if i>3:
      exit()
 print("登录成功")